.el-col-1{
  position: relative;
  i{
  transform: rotate(90deg);
  margin:8px 0 0 15px;
  // color: #0278DC !important;
  }
}
.el-col-1 div{
  position: absolute;
  top: 0;
  left: -40px;
  border: 1px solid #D3DFF7;
  background: #D3DFF7;
  display:none;
}
.el-col-1:hover div{
  display:block;
}